1. Direct Plasma Potential Measurements by Ball‐Pen Probe and Self‐Emitting Langmuir Probe on COMPASS and ASDEX Upgrade. Issue 3 (April 2014) Authors: Adamek, J.; Horacek, J.; Seidl, J.; Müller, H. W.; Schrittwieser, R.; Mehlmann, F.; Vondracek, P.; Ptak, S.; COMPASS Team, ; ASDEX Upgrade Team, Journal: Contributions to plasma physics Issue: Volume 54:Issue 3(2014) Page Start: 279 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗